more stats
4,584 ft
Distance
37 ft
Climb
-618 ft
Descent
00:05:25
Avg time
-582 ft
Altitude change
2,035 ft
Altitude min
2,638 ft
Altitude max
2,616 ft
Altitude start
2,035 ft
Altitude end
-12.69%
Grade
-30.767%
Grade max
11.97%
Grade min
463 ft
Distance climb
3,989 ft
Distance down
133 ft
Distance flat
00:05:25
Avg time

Serpentine Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Hike
    • Trail Running
  • Riding Area
    Henry W. Coe State Park
    Morgan Hill, California
  • Difficulty Rating
  • Local Popularity
    95 in Mountain Biking [+]
    • 100 in E-Biking
    • 5 in Trail Running
    • 90 in Hiking
  • Global Ranking
    #60844 in Mountain Biking [+]
    • #7037 in E-Biking
    • #346379 in Trail Running
    • #102094 in Hiking
  • State Ranking
    #1,888 in Mountain Biking · California [+]
    • #172 in E-Biking
    • #14,116 in Trail Running
    • #5,699 in Hiking
  • Trail Type
    Singletrack
  • Direction
    Both Directions
    Popular Direction Shown
  • Climb Difficulty
    Blue
  • Physical Rating
    Moderate
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1

No community description for Serpentine trail has been added yet!

AI Generated Description

Serpentine is a 4,584 ft popular blue difficulty singletrack trail located near Morgan Hill California. This mountain bike primary trail can be used both directions and has a moderate overall physical rating with a 37 ft blue climb. On average it takes 5 minutes to complete this trail.

Tags
Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 1 rides
  • 41 miles average
6 Months
  • 16 rides
  • 17 miles avg distance
All
  • 181 rides
  • Last: Sep 27, 2026
c1c2c3c4
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Serpentine Trail Reports

statusdatedescription
Sep 27, 2026 @ 10:52am (America/Los_Angeles)
Sep 27, 2026
Not any more rutted than most other Coe trails.
Apr 5, 2026 @ 8:42am (America/Los_Angeles)
Apr 5, 2026
Very rutted.
Apr 20, 2025 @ 11:48am
Apr 20, 2025
Few sharp ruts in places
Jun 15, 2024 @ 8:59am
Jun 15, 2024
Dry and overgrown grass on the trail. You’ll likely pick up ticks.
Apr 27, 2024 @ 6:01am
Apr 27, 2024
more »
Status:
on Sep 27, 2026
Dry
Avg: 3.79 (4 votes)
Your vote: 0

view (1,493)
close
      Directions to serpentine-106941 trailhead (37.093509, -121.432099)

      Photos

      3 more »
      ebike
      55 |
      Jun 16, 2024 @ 12:11am
      Jun 16, 2024
      ebike
      68 |
      Jun 16, 2024 @ 12:11am
      Jun 16, 2024
      ebike
      67 |
      Jun 16, 2024 @ 12:11am
      Jun 16, 2024

      Videos

      2 more »
      Henry Coe - Serpentine DH
      mtb
      3:16 | 292 | Nov 6, 2023 , Morgan Hill
      youtuber Henry Coe - End of the Year Ride - Mountain Biking
      mtb
      15:01 | 694 | Jan 14, 2019 , Morgan Hill

      Routes with this trail

      ★ 5.0 • 23 miles • 4,939 ft • 11 • Loop •
      Great sample of Henry Coe park with a good variety of trails. Our goal was to see Pacheco Falls with water...
      12 miles • 2,268 ft • 3 • Loop •
      A nice loop, with an 1800 foot climb up Jim Donnelly trail as the first section. This is an average 5%...
      40 miles • 9,200 ft • 11 • Loop • Race •
      2018 Hard Coe're 40 Mile Route
      3.5 ★★★★★
      4 Ratings
      5 ★
      4 ★ 50%
      3 ★ 50%
      2 ★
      1 ★

      1 Review & Comments

      djordan10355
      Not technically challenging, but you can get some real speed going downhill if you’re up for it.

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      • By toddTF Pro Trailforks & contributors
      • #106941 - 1,827 views

      Frequently Asked Questions

      ▼ Where is Serpentine located?
      Serpentine is located in Henry W. Coe State Park, Morgan Hill, California, United States. It is part of the Henry W. Coe State Park trail network. The trailhead is located at coordinates 37.09351, -121.4321.
      ▼ How hard is Serpentine?
      Serpentine is rated as Blue difficulty. The physical rating is Moderate. The average grade is 12.69%. The climb difficulty is rated Blue.
      ▼ What is the elevation gain for Serpentine?
      Serpentine has 37 ft of elevation gain. The trail has 618 ft of elevation descent. The elevation ranges from 2,035 ft to 2,638 ft.
      ▼ Is Serpentine a point to point trail?
      Serpentine is not a point to point trail. The direction is Both Directions. The trail type is singletrack.
      ▼ How long is Serpentine?
      Serpentine is 4,584 ft long. The trail type is singletrack.
      ▼ Are dogs allowed on Serpentine?
      Yes, dogs are allowed on Serpentine. Please keep dogs on a leash where required and clean up after them.
      ▼ How do I access Serpentine? Where is the closest parking trailhead?
      The closest parking and trailhead locations to Serpentine are: View all parking locations in the area.
      ▼ How long does it take to ride Serpentine?
      Based on recorded activities, it takes an average of 6 minutes to ride Serpentine. The trail is 4,584 ft long. Actual times will vary based on fitness level, conditions, and pace. View recent activity logs for more details.
      ▼ How busy is Serpentine?
      Serpentine is a very popular trail. There have been 1,526 recorded activities on this trail. The trail has received 1,493 check-ins. View recent activity on this trail.

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